Display device including display layer, functional layer and anti-reflection layer where the anti-reflection layer is disposed over antenna unit of the functional layer

Abstract

A display device includes a substrate, a display layer, a functional layer and an anti-reflection layer. The display layer is disposed over the substrate. The functional layer is disposed over the substrate and includes an antenna unit. The anti-reflection layer is disposed over the antenna unit.

What is claimed is: 
     
       1. A display device comprising:
 a substrate; 
 a display layer disposed on the substrate; 
 a functional layer disposed over the substrate and comprising an antenna unit and a sensing unit, the antenna unit comprising a plurality of first openings and a first mesh electrode adjacent to the plurality of first openings, and the sensing unit comprising a plurality of second openings and a second mesh electrode adjacent to the plurality of second openings; 
 a first signal line electrically connected to the antenna unit; 
 a second signal line electrically connected to the sensing unit; and 
 an anti-reflection layer disposed over the sensing unit, and comprising a color filter layer comprising a plurality of color filter units and a light shielding layer adjacent to the plurality of color filter units, the first openings and the second openings being overlapped with the color filter units, and the first mesh electrode and the second mesh electrode being overlapped with the light shielding layer; 
 wherein the first mesh electrode and the second mesh electrode are disposed in different planes; and 
 wherein the first mesh electrode comprises a plurality of first wire segments, the second mesh electrode comprises a plurality of second wire segments, and a portion of the first mesh electrode and a corresponding portion of the second mesh electrode form an acute angle. 
 
     
     
       2. The display device according to  claim 1 , wherein the anti-reflection layer comprises a circular-polarizer layer. 
     
     
       3. The display device according to  claim 1 , wherein the plurality of color filter units are overlapped with the plurality of first openings. 
     
     
       4. The display device according to  claim 3 , wherein the first mesh electrode is overlapped with a first part of the light shielding layer, the second mesh electrode is overlapped with a second part of the light shielding layer, and a width of the first part is greater than a width of the second part. 
     
     
       5. The display device according to  claim 1 , wherein the antenna unit and the sensing unit are made of a same layer. 
     
     
       6. The display device according to  claim 1 , wherein the antenna unit and the sensing unit are made of different layers. 
     
     
       7. The display device according to  claim 6 , wherein the sensing unit is disposed between the anti-reflection layer and the antenna unit. 
     
     
       8. The display device according to  claim 6 , wherein the antenna unit is disposed between the anti-reflection layer and the sensing unit. 
     
     
       9. The display device according to  claim 1 , wherein the first mesh electrode is partially overlapped with the second mesh electrode. 
     
     
       10. The display device according to  claim 1 , wherein a thickness of the first mesh electrode is greater than a thickness of the second mesh electrode. 
     
     
       11. The display device according to  claim 1 , wherein a width of one of the plurality of first wire segments is greater than a width of one of the plurality of second wire segments. 
     
     
       12. The display device according to  claim 1 , wherein the anti-reflection layer further extends onto the display layer. 
     
     
       13. The display device according to  claim 1 , wherein the substrate comprises a first area and a second area bent with respect to the first area, the sensing unit is disposed on the first area, and the antenna unit is disposed on the second area. 
     
     
       14. The display device according to  claim 1 , further comprising a bonding pad electrically connected to the antenna unit, wherein the substrate comprises a first area and a bonding area adjacent to the first area, and the bonding pad is disposed in the bonding area. 
     
     
       15. The display device according to  claim 14 , wherein the bonding area is folded with respect to the first area. 
     
     
       16. The display device according to  claim 1 , wherein:
 the antenna unit has a black metal layer formed above the first mesh electrode, and/or the antenna unit is formed with a black metal. 
 
     
     
       17. The display device according to  claim 1 , wherein the antenna unit and the sensing unit at least partially overlap in a top view of the display device. 
     
     
       18. The display device according to  claim 1 , wherein the sensing unit further comprises a bridge unit electrically connected to the second mesh electrode, a thickness of the first mesh electrode is greater than a thickness of the second mesh electrode, and the thickness of the second mesh electrode is greater than a thickness of the bridge unit.